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PD2058A ( DVDM ASSY : IC901 )(DV-505 and DVL-909 only)
• Digital Signal Processor For Audio
•
Block Diagram
1–3,6–11,
45
42–44
53–60
Coefficient
Data RAM
128w×24b
320w×16b
Program
Counter
Logical
Arithmetic
Program
Unit(LU)
ROM
1024w×32b
•
Pin Function
N
. o
P
n i
N
a
m
e
/ I
O
1
T
P
8
T
e
t s
d
2
T
P
7
O
N
r o
m
3
T
P
6
−
4
V
D
D
P
o
w
r e
−
5
V
S
S
G
o r
u
n
6
T
P
5
7
T
P
4
8
T
P
3
T
e
t s
d
O
N
r o
m
9
T
P
2
1
0
T
P
1
1
1
T
P
0
Coefficient
RAM
ROM
256w×16b
24b
16b
Temporary
Register
Multiply
and add
Culculator
24b×16b+43b
Work
Register
46
47
50
a
a t
o
u
p t
t u
p
n i
l a
, y l
u
s
e
i w
h t
o
p
e
. n
s
u
p
p
y l
p
n i
d
p
n i
a
a t
o
u
p t
t u
p
n i
l a
, y l
u
s
e
i w
h t
o
p
e
. n
13 12
Offset RAM
64w×16b
Delay RAM
Delay RAM
4096w×16b
Address
Generating
Circuit
Serial Data
Input/Output
Circuit
Interface
Input (2 port)
Output (3 port)
Circuit
48
49 51
18,19
17–15
F
u
n
t c
o i
n
DV-505, DVL-909, DV-S9
5,14,34,52
4,31
Interface bus
Data bus
Work register
35
bus
36
32
33
30
Timing
28,29
Generation
25,26
Circuit
27
24
20
21
VCO Oscillation
22
Circuit
23
41
37
40
39 38
CKSL
PLOFF
XI
XO
SYNC
ELRI1,ELRI0
EBCI1,EBCI0
ELRO
EBCO
LR
WCK
FS32
FS64
45
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